Optical brightener OB Fine wani nau'in fili ne na benzoxazole, ba shi da wari, mai wuyar narkewa a cikin ruwa, mai narkewa a cikin paraffin, mai, mai ma'adinai, kakin zuma da kaushi na gama gari.Ana iya amfani dashi don whitening thermoplastic robobi, PVC, PS, PE, PP, ABS, Acetate fiber, Paint, shafi, bugu tawada, da dai sauransu Ana iya karawa a kowane mataki a cikin aiwatar da whitening da polymers da kuma yin ƙãre kayayyakin. fitar da farin gyale mai haske.